<?php

namespace app\admin\controller\user;

use app\common\controller\Backend;
use think\Db;
use think\db\exception\DataNotFoundException;
use think\db\exception\ModelNotFoundException;
use think\exception\DbException;
use think\exception\PDOException;

/**
 * 学员管理
 *
 * @icon fa fa-circle-o
 */
class Student extends Backend
{
    protected $noNeedRight = ["selectpage","getUserId"];
    protected $selectpageFields  = 'id,name,user_id';

    /**
     * Student模型对象
     * @var \app\admin\model\user\Student
     */
    protected $model = null;

    public function _initialize()
    {
        parent::_initialize();
        $this->model = new \app\admin\model\user\Student;
        $genderList = $this->model->genderList();

        $this->assignconfig('genderList', $genderList);
        $this->view->assign('genderList', $genderList);

        $user_id = $this->request->param('user_id');

        $this->assignconfig('user_id', $user_id);
        $this->view->assign('user_id', $user_id);
    }

    public function selectpage()
    {
        return parent::selectpage(); // TODO: Change the autogenerated stub
    }


    /**
     * 默认生成的控制器所继承的父类中有index/add/edit/del/multi五个基础方法、destroy/restore/recyclebin三个回收站方法
     * 因此在当前控制器中可不用编写增删改查的代码,除非需要自己控制这部分逻辑
     * 需要将application/admin/library/traits/Backend.php中对应的方法复制到当前控制器,然后进行修改
     */

    public function getUserId(){
        $student_id = $this->request->request("student_id");
        $user_id = \app\admin\model\user\Student::where('id',$student_id)->value("user_id");
        $this->success("查询成功","",$user_id);
    }

    /**
     * 查看
     */
    public function index()
    {
        //当前是否为关联查询
        $this->relationSearch = true;
        //设置过滤方法
        $this->request->filter(['strip_tags', 'trim']);
        if ($this->request->isAjax()) {
            //如果发送的来源是Selectpage，则转发到Selectpage
            if ($this->request->request('keyField')) {
                return $this->selectpage();
            }
            list($where, $sort, $order, $offset, $limit) = $this->buildparams();

            $list = $this->model
                    ->with(['user'])
                    ->where($where)
                    ->order($sort, $order)
                    ->paginate($limit);

            foreach ($list as $row) {
                
                $row->getRelation('user')->visible(['nickname']);
            }

            $result = array("total" => $list->total(), "rows" => $list->items());

            return json($result);
        }
        return $this->view->fetch();
    }
    /**
     * 删除
     *
     * @param $ids
     * @return void
     * @throws DbException
     * @throws DataNotFoundException
     * @throws ModelNotFoundException
     */
    public function del($ids = null)
    {
        if (false === $this->request->isPost()) {
            $this->error(__("Invalid parameters"));
        }
        $ids = $ids ?: $this->request->post("ids");
        if (empty($ids)) {
            $this->error(__('Parameter %s can not be empty', 'ids'));
        }
        $pk = $this->model->getPk();
        $adminIds = $this->getDataLimitAdminIds();
        if (is_array($adminIds)) {
            $this->model->where($this->dataLimitField, 'in', $adminIds);
        }
        $list = $this->model->where($pk, 'in', $ids)->select();

        $count = 0;
        Db::startTrans();
        try {
            foreach ($list as $item) {

                $count += $item->delStudent();
            }
            Db::commit();
        } catch (PDOException|\Exception $e) {
            Db::rollback();
            $this->error($e->getMessage());
        }
        if ($count) {
            $this->success();
        }
        $this->error(__('No rows were deleted'));
    }

}
